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Unified Diff: content/browser/tcmalloc_internals_request_job.cc

Issue 1468993003: [Eraser] Remove chrome://tcmalloc (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Address primiano comment, remove declaration from gpu_child_thread Created 5 years, 1 month ago
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Index: content/browser/tcmalloc_internals_request_job.cc
diff --git a/content/browser/tcmalloc_internals_request_job.cc b/content/browser/tcmalloc_internals_request_job.cc
deleted file mode 100644
index e55df5e5141ac83d0ffe24fba06bcca3c92e18e4..0000000000000000000000000000000000000000
--- a/content/browser/tcmalloc_internals_request_job.cc
+++ /dev/null
@@ -1,121 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "content/browser/tcmalloc_internals_request_job.h"
-
-#include "base/allocator/allocator_extension.h"
-#include "content/common/child_process_messages.h"
-#include "content/public/browser/browser_child_process_host_iterator.h"
-#include "content/public/browser/browser_thread.h"
-#include "content/public/browser/render_process_host.h"
-#include "content/public/common/process_type.h"
-#include "net/base/net_errors.h"
-
-namespace content {
-
-// static
-AboutTcmallocOutputs* AboutTcmallocOutputs::GetInstance() {
- return base::Singleton<AboutTcmallocOutputs>::get();
-}
-
-AboutTcmallocOutputs::AboutTcmallocOutputs() {}
-
-AboutTcmallocOutputs::~AboutTcmallocOutputs() {}
-
-void AboutTcmallocOutputs::OnStatsForChildProcess(
- base::ProcessId pid, int process_type,
- const std::string& output) {
- std::string header = GetProcessTypeNameInEnglish(process_type);
- base::StringAppendF(&header, " PID %d", static_cast<int>(pid));
- SetOutput(header, output);
-}
-
-void AboutTcmallocOutputs::SetOutput(const std::string& header,
- const std::string& output) {
- DCHECK_CURRENTLY_ON(BrowserThread::IO);
-
- outputs_[header] = output;
-}
-
-void AboutTcmallocOutputs::DumpToHTMLTable(std::string* data) {
- DCHECK_CURRENTLY_ON(BrowserThread::IO);
-
- data->append("<table width=\"100%\">\n");
- for (AboutTcmallocOutputsType::const_iterator oit = outputs_.begin();
- oit != outputs_.end();
- oit++) {
- data->append("<tr><td bgcolor=\"yellow\">");
- data->append(oit->first);
- data->append("</td></tr>\n");
- data->append("<tr><td><pre>\n");
- data->append(oit->second);
- data->append("</pre></td></tr>\n");
- }
- data->append("</table>\n");
- outputs_.clear();
-}
-
-TcmallocInternalsRequestJob::TcmallocInternalsRequestJob(
- net::URLRequest* request, net::NetworkDelegate* network_delegate)
- : net::URLRequestSimpleJob(request, network_delegate) {
-}
-
-#if defined(USE_TCMALLOC)
-void RequestTcmallocStatsFromChildRenderProcesses() {
- RenderProcessHost::iterator it(RenderProcessHost::AllHostsIterator());
- while (!it.IsAtEnd()) {
- it.GetCurrentValue()->Send(new ChildProcessMsg_GetTcmallocStats);
- it.Advance();
- }
-}
-
-void AboutTcmalloc(std::string* data) {
- data->append("<!DOCTYPE html>\n<html>\n<head>\n");
- data->append(
- "<meta http-equiv=\"Content-Security-Policy\" "
- "content=\"object-src 'none'; script-src 'none'\">");
- data->append("<title>tcmalloc stats</title>");
- data->append("</head><body>");
-
- // Display any stats for which we sent off requests the last time.
- data->append("<p>Stats as of last page load;");
- data->append("reload to get stats as of this page load.</p>\n");
- data->append("<table width=\"100%\">\n");
-
- AboutTcmallocOutputs::GetInstance()->DumpToHTMLTable(data);
-
- data->append("</body></html>\n");
-
- // Populate the collector with stats from the local browser process
- // and send off requests to all the renderer processes.
- char buffer[1024 * 32];
- base::allocator::GetStats(buffer, sizeof(buffer));
- std::string browser("Browser");
- AboutTcmallocOutputs::GetInstance()->SetOutput(browser, buffer);
-
- for (BrowserChildProcessHostIterator iter; !iter.Done(); ++iter) {
- iter.Send(new ChildProcessMsg_GetTcmallocStats);
- }
-
- BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, base::Bind(
- &RequestTcmallocStatsFromChildRenderProcesses));
-}
-#endif
-
-int TcmallocInternalsRequestJob::GetData(
- std::string* mime_type,
- std::string* charset,
- std::string* data,
- const net::CompletionCallback& callback) const {
- mime_type->assign("text/html");
- charset->assign("UTF8");
-
- data->clear();
-#if defined(USE_TCMALLOC)
- AboutTcmalloc(data);
-#endif
- return net::OK;
-}
-
-} // namespace content
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